Tehuantepec Forecast
April 19, 2026, 9:01 am (UTC: -04:00)
Subject: Tehuantepec Forecast
Questions/Comments visit https://svsarana.com
This forecast has not been reviewed. It was generated from an automatic model.
.WARNINGS.
...GALE WARNING...
.18 HOUR FORECAST WITHIN 16N94W TO 16N95W TO 15N95W TO 15N94W TO
16N94W...INCLUDING THE GULF OF TEHUANTEPEC...N WINDS 25 TO 35
KT. SEAS LESS THAN 2.5 M.
.24 HOUR FORECAST WITHIN 16N94W TO 16N95W TO 16N96W TO 14N96W TO
14N95W TO 15N94W TO 16N94W...INCLUDING THE GULF OF
TEHUANTEPEC...N TO NE WINDS 20 TO 30 KT. SEAS 2.5 TO 3.0 M.
.36 HOUR FORECAST WITHIN 15N94W TO 16N95W TO 12N99W TO 12N96W TO
13N95W TO 15N94W...INCLUDING THE GULF OF TEHUANTEPEC...NE WINDS
20 TO 30 KT. SEAS 2.5 TO 3.0 M.
.48 HOUR FORECAST WITHIN 16N94W TO 16N95W TO 15N96W TO 14N96W TO
14N95W TO 15N94W TO 16N94W...INCLUDING THE GULF OF
TEHUANTEPEC...N TO NE WINDS 20 TO 30 KT. SEAS 2.5 TO 3.0 M IN S
SWELL.
.18 HOUR FORECAST WITHIN 16N94W TO 16N95W TO 15N95W TO 15N94W TO
16N94W...INCLUDING THE GULF OF TEHUANTEPEC...N WINDS 25 TO 35
KT. SEAS LESS THAN 2.5 M.
.24 HOUR FORECAST WITHIN 16N94W TO 16N95W TO 16N96W TO 14N96W TO
14N95W TO 15N94W TO 16N94W...INCLUDING THE GULF OF
TEHUANTEPEC...N TO NE WINDS 20 TO 30 KT. SEAS 2.5 TO 3.0 M.
.36 HOUR FORECAST WITHIN 15N94W TO 16N95W TO 12N99W TO 12N96W TO
13N95W TO 15N94W...INCLUDING THE GULF OF TEHUANTEPEC...NE WINDS
20 TO 30 KT. SEAS 2.5 TO 3.0 M.
.48 HOUR FORECAST WITHIN 16N94W TO 16N95W TO 15N96W TO 14N96W TO
14N95W TO 15N94W TO 16N94W...INCLUDING THE GULF OF
TEHUANTEPEC...N TO NE WINDS 20 TO 30 KT. SEAS 2.5 TO 3.0 M IN S
SWELL.
GULF OF TEHUANTEPEC GALE WARNING: HIGH PRESSURE RIDGING WILL
BUILD SOUTHWARD ALONG EASTERN MEXICO IN THE WAKE OF A LATE-
SEASON COLD FRONT THAT IS MOVING ACROSS THE NORTHERN GULF OF
AMERICA. THE PRESSURE GRADIENT BETWEEN THE RIDGE AND RELATIVELY
LOWER PRESSURE SOUTH OF MEXICO SHOULD TIGHTEN ENOUGH TO SUPPORT A
BRIEF OCCURRENCE OF GALE-FORCE NORTHERLY WINDS IN THE GULF OF
TEHUANTEPEC TONIGHT INTO MON MORNING. THE GRADIENT WILL THEN
RELAX ENOUGH AS HIGH PRESSURE NORTH OF THE AREA SHIFTS EASTWARD
DURING MON ENABLING THE GALE WINDS TO DIMINISH TO STRONG SPEEDS.
SEAS WITH THIS UPCOMING GALE EVENT ARE EXPECTED TO PEAK TO AROUND
11 FT. LINGERING ROUGH SEAS LATER DURING MON WILL SUBSIDE LATE
MON. MARINE INTERESTS TRANSITING THROUGH, OR NEAR THE GULF OF
TEHUANTEPEC SHOULD TAKE THE NECESSARY ACTION TO AVOID HAZARDOUS
MARINE CONDITIONS OVER THE AFFECTED WATERS.
PLEASE SEE THE SPECIAL FEATURES SECTION ABOVE FOR INFORMATION
ON AN UPCOMING GAP WIND GALE-EVENT IN THE GULF OF TEHUANTEPEC.
SHORT-TERM TEHUANTEPEC
TODAY - Not available yet
TONITE - N 19-24, Seas SSW 3.7-5.8 ft @ 15sec
MONDAY - N 24-30, Seas SSW 5.1-6.8 ft @ 15sec
MONDAY NIGHT - NW 3-4, Seas SSW --? ft @ 16sec
LONG-TERM TEHUANTEPEC
TUESDAY - NNW 15-19, Seas SSW 3.1-5.6 ft @ 17sec
WEDNESDAY - NW 12-15, Seas SSW 2.5-5.4 ft @ 15sec
THURSDAY - Not available yet
FRIDAY - SSW 10-12, Seas N/A ?-? ft @ ?
SATURDAY - SSW 10-12, Seas N/A ?-? ft @ ?